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Payne PA13NR036000AAAA Defrost Sensor Board
The defrost sensor board controls if and when to commence the defrost sequence which may be necessary to defrost your outdoor unit. The board depends on a sensor which is near the condenser somewhere, in order to determine when the defrost cycle should begin.
Indications your defrost board is in need of replacing
- The defrost sequence has not run for quite some time despite that there is a large amount frost that needs to be removed
- Your main control board may show a specific error code referring to a bad defrost board
- Your HVAC system will not run due to the fact of the safety issue that the frost poses
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